Voltage measurement range:0.0V-100V
Current test range: 0-10A
Power supply range:DC4-30.0V
Voltage error:±0.1%
Current error:±1%
External shunt specifications:75 milliohms
Working current< 20mA
Refresh rate:About 300mS once
Display method:Double three 0.28" LED digital tube
Display color:Red + Red, Red + Blue
Lead length:15cm
Dimensions:48 x 29 x 22 mm, length X width X thickness;
Mounting holes:46 x 27 mm
Operating temperature:-10°C~65°C